java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/locks/test_locks_7.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:27:28,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:27:28,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:27:28,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:27:28,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:27:28,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:27:28,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:27:28,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:27:28,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:27:28,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:27:28,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:27:28,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:27:28,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:27:28,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:27:28,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:27:28,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:27:28,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:27:28,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:27:28,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:27:28,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:27:28,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:27:28,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:27:28,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:27:28,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:27:28,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:27:28,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:27:28,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:27:28,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:27:28,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:27:28,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:27:28,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:27:28,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:27:28,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:27:28,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:27:28,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:27:28,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:27:28,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:27:28,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:27:28,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:27:28,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:27:28,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:27:28,785 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 02:27:28,799 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:27:28,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:27:28,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:27:28,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:27:28,801 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:27:28,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:27:28,801 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:27:28,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:27:28,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:27:28,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:27:28,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:27:28,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:27:28,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:27:28,802 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:27:28,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:27:28,803 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:27:28,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:27:28,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:27:28,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:27:28,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:27:28,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:27:28,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:27:28,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:27:28,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:27:28,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:27:28,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:27:28,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:27:28,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:27:28,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:27:29,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:27:29,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:27:29,161 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:27:29,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:27:29,163 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:27:29,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_7.c [2019-10-14 02:27:29,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f941ec296/4825e01e4acb4eb0a715a0291d4f608c/FLAGde48e9254 [2019-10-14 02:27:29,719 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:27:29,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_7.c [2019-10-14 02:27:29,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f941ec296/4825e01e4acb4eb0a715a0291d4f608c/FLAGde48e9254 [2019-10-14 02:27:30,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f941ec296/4825e01e4acb4eb0a715a0291d4f608c [2019-10-14 02:27:30,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:27:30,073 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:27:30,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:27:30,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:27:30,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:27:30,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:27:30" (1/1) ... [2019-10-14 02:27:30,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d066b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30, skipping insertion in model container [2019-10-14 02:27:30,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:27:30" (1/1) ... [2019-10-14 02:27:30,095 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:27:30,116 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:27:30,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:27:30,364 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:27:30,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:27:30,399 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:27:30,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30 WrapperNode [2019-10-14 02:27:30,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:27:30,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:27:30,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:27:30,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:27:30,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30" (1/1) ... [2019-10-14 02:27:30,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30" (1/1) ... [2019-10-14 02:27:30,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30" (1/1) ... [2019-10-14 02:27:30,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30" (1/1) ... [2019-10-14 02:27:30,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30" (1/1) ... [2019-10-14 02:27:30,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30" (1/1) ... [2019-10-14 02:27:30,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30" (1/1) ... [2019-10-14 02:27:30,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:27:30,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:27:30,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:27:30,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:27:30,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:27:30,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:27:30,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:27:30,586 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:27:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:27:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:27:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:27:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:27:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:27:31,041 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:27:31,046 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 02:27:31,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:27:31 BoogieIcfgContainer [2019-10-14 02:27:31,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:27:31,048 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:27:31,049 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:27:31,049 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:27:31,050 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:27:31" (1/1) ... [2019-10-14 02:27:31,051 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:27:31,081 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:27:31,081 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:27:31,089 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:27:31,096 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:27:31,098 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:27:31,190 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-10-14 02:27:31,282 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-14 02:27:31,350 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-14 02:27:32,870 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 214 [2019-10-14 02:27:34,479 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 214 [2019-10-14 02:27:35,425 WARN L191 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:36,204 WARN L191 SmtUtils]: Spent 776.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:36,265 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-14 02:27:37,238 WARN L191 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-14 02:27:37,812 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-14 02:27:38,673 WARN L191 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-10-14 02:27:39,557 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-10-14 02:27:40,010 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-14 02:27:40,018 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-14 02:27:40,746 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-14 02:27:41,239 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-14 02:27:41,573 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:41,825 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:42,071 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:42,265 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:42,503 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:42,658 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:42,796 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-10-14 02:27:43,065 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:43,220 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-14 02:27:43,458 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 02:27:43,813 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 02:27:44,059 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 02:27:44,326 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 02:27:44,569 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 02:27:44,810 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 02:27:44,828 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-14 02:27:45,327 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-14 02:27:45,771 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-14 02:27:46,417 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-10-14 02:27:46,816 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-10-14 02:27:47,503 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2019-10-14 02:27:47,950 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2019-10-14 02:27:48,147 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-10-14 02:27:48,301 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-10-14 02:27:48,485 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-14 02:27:48,713 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-14 02:27:48,902 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-14 02:27:49,124 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-14 02:27:49,315 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-14 02:27:49,496 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-14 02:27:49,979 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2019-10-14 02:27:50,431 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2019-10-14 02:27:50,917 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-14 02:27:51,492 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-14 02:27:52,008 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-14 02:27:52,521 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-14 02:27:53,026 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-14 02:27:53,542 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-14 02:27:54,262 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:27:54,263 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:27:54,268 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 4264#(and (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~p5~0 2147483647) (<= main_~lk7~0 1) (<= main_~p6~0 2147483647) (<= main_~p3~0 2147483647) (<= main_~lk4~0 1) (<= 0 main_~lk7~0) (<= main_~cond~0 2147483647) (<= 0 main_~lk1~0) (<= 0 (+ main_~p1~0 2147483648)) (<= 0 (+ main_~p7~0 2147483648)) (<= main_~p7~0 2147483647) (<= 0 main_~lk6~0) (<= 0 (+ main_~cond~0 2147483648)) (<= main_~p2~0 2147483647) (<= 0 main_~lk5~0) (<= 0 main_~lk2~0) (<= 0 (+ main_~p3~0 2147483648)) (<= main_~lk3~0 1) (<= 0 (+ main_~p4~0 2147483648)) (<= main_~lk6~0 1) (<= 0 (+ main_~p2~0 2147483648)) (<= 0 (+ main_~p5~0 2147483648)) (<= 0 (+ main_~p6~0 2147483648)) (<= main_~lk2~0 1) (<= 0 main_~lk3~0) (<= main_~lk1~0 1) (<= main_~lk5~0 1) (<= main_~p4~0 2147483647)) [2019-10-14 02:27:54,282 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:27:54,282 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:27:54,285 INFO L168 Benchmark]: Toolchain (without parser) took 24211.50 ms. Allocated memory was 136.3 MB in the beginning and 720.4 MB in the end (delta: 584.1 MB). Free memory was 101.6 MB in the beginning and 550.6 MB in the end (delta: -449.0 MB). Peak memory consumption was 135.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:54,286 INFO L168 Benchmark]: CDTParser took 1.37 ms. Allocated memory is still 136.3 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 02:27:54,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 325.73 ms. Allocated memory is still 136.3 MB. Free memory was 101.4 MB in the beginning and 91.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:54,293 INFO L168 Benchmark]: Boogie Preprocessor took 123.19 ms. Allocated memory was 136.3 MB in the beginning and 198.7 MB in the end (delta: 62.4 MB). Free memory was 91.2 MB in the beginning and 176.4 MB in the end (delta: -85.2 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:54,294 INFO L168 Benchmark]: RCFGBuilder took 524.16 ms. Allocated memory is still 198.7 MB. Free memory was 176.4 MB in the beginning and 151.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:54,300 INFO L168 Benchmark]: Sifa took 23234.21 ms. Allocated memory was 198.7 MB in the beginning and 720.4 MB in the end (delta: 521.7 MB). Free memory was 151.2 MB in the beginning and 550.6 MB in the end (delta: -399.3 MB). Peak memory consumption was 122.3 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:54,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 ms. Allocated memory is still 136.3 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 325.73 ms. Allocated memory is still 136.3 MB. Free memory was 101.4 MB in the beginning and 91.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.19 ms. Allocated memory was 136.3 MB in the beginning and 198.7 MB in the end (delta: 62.4 MB). Free memory was 91.2 MB in the beginning and 176.4 MB in the end (delta: -85.2 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 524.16 ms. Allocated memory is still 198.7 MB. Free memory was 176.4 MB in the beginning and 151.2 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Sifa took 23234.21 ms. Allocated memory was 198.7 MB in the beginning and 720.4 MB in the end (delta: 521.7 MB). Free memory was 151.2 MB in the beginning and 550.6 MB in the end (delta: -399.3 MB). Peak memory consumption was 122.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 23187, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 89, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 79, TOOLS_POST_TIME[ms]: 127, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 8, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 82, TOOLS_QUANTIFIERELIM_TIME[ms]: 97, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 90, FLUID_YES_ANSWERS: 13, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 9781, DOMAIN_ALPHA_APPLICATIONS: 13, DOMAIN_ALPHA_TIME[ms]: 12925, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 31, DOMAIN_ISBOTTOM_TIME[ms]: 218, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8749, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8748, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 56, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 56, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 499, DAG_COMPRESSION_RETAINED_NODES: 166 - UnprovableResult [Line: 119]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 4264#(and (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~p5~0 2147483647) (<= main_~lk7~0 1) (<= main_~p6~0 2147483647) (<= main_~p3~0 2147483647) (<= main_~lk4~0 1) (<= 0 main_~lk7~0) (<= main_~cond~0 2147483647) (<= 0 main_~lk1~0) (<= 0 (+ main_~p1~0 2147483648)) (<= 0 (+ main_~p7~0 2147483648)) (<= main_~p7~0 2147483647) (<= 0 main_~lk6~0) (<= 0 (+ main_~cond~0 2147483648)) (<= main_~p2~0 2147483647) (<= 0 main_~lk5~0) (<= 0 main_~lk2~0) (<= 0 (+ main_~p3~0 2147483648)) (<= main_~lk3~0 1) (<= 0 (+ main_~p4~0 2147483648)) (<= main_~lk6~0 1) (<= 0 (+ main_~p2~0 2147483648)) (<= 0 (+ main_~p5~0 2147483648)) (<= 0 (+ main_~p6~0 2147483648)) (<= main_~lk2~0 1) (<= 0 main_~lk3~0) (<= main_~lk1~0 1) (<= main_~lk5~0 1) (<= main_~p4~0 2147483647)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...